v. 使 ... 年轻; 使 ... 恢复精神; 变年轻
The mountain air will rejuvenate you. 山上的空气将使你变得年轻。
Only barbarians are able to rejuvenate a world in the throes of collapsing civilization. 的确,只有野蛮人才能使一个在垂死的文明中挣扎的世界年轻起来。